Introduction to Networking for NonStop S-Series Servers

Contents
Introduction to Networking for HP NonStop S-Series Servers—520670-005
ii
2. Communications Product Concepts and
Components (continued)
2. Communications Product Concepts and
Components (continued)
Communications Hardware Concepts 2-19
ServerNet Adapters 2-19
ServerNet Wide Area Network (SWAN) Concentrator 2-24
ServerNet Wide Area Network (SWAN 2) Concentrator 2-25
Protocols Supported by the SWAN 2 Concentrator 2-28
SWAN 2 Concentrator Connections 2-29
AWAN (Asynchronous Wide Area Network) Access Server 2-29
AWAN 3886 Servers 2-29
Cluster Switches 2-32
Terminals and Workstations 2-33
6530 Family Terminals and Emulators 2-33
System Consoles 2-33
Printer Interfaces, Processes, and Printers 2-34
Printer Interfaces 2-34
Current Loop 2-35
FASTP Print Process 2-35
Printers 2-35
3. Application Programming With Communications Products
Application Architecture Examples 3-2
Requester-Server Model 3-8
Communications Applications in Context 3-9
HP Transaction Processing (TP) Services 3-9
NonStop SQL/MP 3-12
NonStop Remote Server Call/Massively Parallel (RSC/MP)
3-13
Types of Programming Interfaces
3-14
Using File-System Procedure Calls 3-14
Files and Filenames 3-14
File-System Procedures 3-15
Nowait Operation 3-15
Types of File-System Requests 3-15
Typical Order of Calls 3-17
Using Standards-Based Interfaces 3-18
NonStop TCP/IP 3-18
NonStop OSI/AS and OSI/FTAM 3-18
NonStop IPX/SPX 3-18
NonStop NBX and HP NonStop NBT 3-19